Buckle



FIG. 1 is a perspective view showing the new design;

FIG. 2 is a first side elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a second side elevational view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a back elevational view thereof.

The broken lines illustrated in the drawings do not form a part of theclaimed design.

The ornamental design for a buckle, as shown and described.